Diagnóstico Matemática 8 ano

Quiz
•
Mathematics
•
8th Grade
•
Hard
WIP Aprendizagem
Used 9+ times
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14 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
5 mins • 10 pts
A figura é formada por dois quadrados de áreas 81 cm2 e 25 cm2 , respetivamente. Qual é o seu perímetro?
42
43
44
46
2.
MULTIPLE CHOICE QUESTION
5 mins • 5 pts
Calcula mentalmente: √400=
16
20
40
100
3.
MULTIPLE CHOICE QUESTION
5 mins • 5 pts
Descobre, através da decomposição em fatores primos, o valor de ℵ
360 = 2ℵ x 32 x 5
ℵ = 1
ℵ = 2
ℵ = 3
ℵ = 4
4.
MULTIPLE CHOICE QUESTION
5 mins • 5 pts
Indica a amplitude do ângulo CBA
45º
80º
90º
104º
5.
MULTIPLE CHOICE QUESTION
5 mins • 5 pts
Classifica o triângulo quanto aos lados e quanto aos ângulos.
acutângulo e isósceles
retângulo e escaleno
retângulo e isósceles
obtusângulo e equilátero
6.
MULTIPLE CHOICE QUESTION
5 mins • 5 pts
Quantos eixos de simetria tem o cristal de gelo da figura?
Não tem simetria
3
4
6
7.
MULTIPLE CHOICE QUESTION
5 mins • 5 pts
Das figuras seguintes, quais têm simetrias de rotação?
Nenhuma
I e IV
I,II e IV
Todas
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